Home / 86,894.32-119,899.56-50,603.44

Finding the Fourth Proportional to 86,894.32, 119,899.56 and 50,603.44

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Solution

The fourth proportional to 86,894.32, 119,899.56 and 50,603.44 is: 69,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894.32 : 119,899.56 = 50,603.44 : x
  2. Step 2: Convert to fraction form
    86,894.32/119,899.56 = 50,603.44/x
  3. Step 3: Cross multiply
    86,894.32x = 119,899.56 × 50,603.44
  4. Step 4: Simplify right side
    86,894.32x = 6,067,330,190.49
  5. Step 5: Solve for x
    x = 6,067,330,190.49/86,894.32
  6. Step 6: Final answer
    x = 69,824.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.